|  | C131121333133313233213331333133313331333133313331333133313331333131211111211111333132323231 
  >> |  | C13112133313331323321333133313331333133313331333133313331333133313121111121111133313232323 
  << |  | C131121333133313233213331333133313331333133313331333133313331333131211111211111333132323233 
  >> |  |